docstr: Return the layer with the given id
docstr_tok: ["Return","the","layer","with","the","given","id"]
code: def layer(self, layer_id):
      """Return the layer with the given id"""
      return self.__layers_by_id[layer_id]
  
file_path: OMLT/src/omlt/neuralnet/network_definition.py
imports: import networkx
  from omlt.neuralnet.layer import Layer
label_desc: Use image node_id 11 for calling the NetworkDefinition obj's underlying member method code with example usage: obj.layer(layer_id) and returns: self